CN2696097Y - Push-button switch - Google Patents
Push-button switch Download PDFInfo
- Publication number
- CN2696097Y CN2696097Y CN 200420006457 CN200420006457U CN2696097Y CN 2696097 Y CN2696097 Y CN 2696097Y CN 200420006457 CN200420006457 CN 200420006457 CN 200420006457 U CN200420006457 U CN 200420006457U CN 2696097 Y CN2696097 Y CN 2696097Y
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- CN
- China
- Prior art keywords
- button
- fixed contact
- contact part
- housing
- push
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Push-Button Switches (AREA)
- Contacts (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
In a button switch, a partition wall 8 for partitioning the inner part of a housing 1 into an upper chamber 10a and a lower chamber 10b is formed in the housing 1. A pair of fixed contact members 2 and 2 are arranged in the two chambers 10a and 10b. Bulges 16 and 16 are connected to movable contact members 3 and 3 in order to move the movable contact members 3 and 3 toward and away from the fixed contact members 2 and 2 according to the advance and the retreat of a button 4. The bulges 16 and 16 realize isolation in the air. As a result, even if water enters the housing of the button switch, the short circuit between the fixed contacts can be prevented.
Description
Technical field
The utility model relates to a kind of improvement of push-button switch, this push-button switch comprises that a housing, a pair of fixed contact part in the housing, of being placed on are coupled to the button that can move forward and backward in the housing, and moving contact spare, these moving contact spares are connected on the button, with realize according to moving forward and backward of button with the contact of fixed contact part with separate, to connect and to throw off the fixed contact part.
Background technology
A kind of conventional button switch is known, as disclosed among the Japan Patent No.3118086.
In the conventional button switch, pair of fixed contacts is arranged side by side on the bottom surface in the housing, causes water to enter the worry that causes short circuit between the fixed contact in the housing.
The utility model content
In view of above situation has realized the utility model, and the utlity model has the purpose that a kind of push-button switch is provided, even in water enters housing the time, this push-button switch also can prevent the short circuit between the fixed contact.
In order to realize above purpose, according to first feature of the present utility model, provide a kind of push-button switch, this push-button switch comprises a housing, the a pair of fixed contact part that is placed in the housing, one is coupled to the button that can move forward and backward in the housing, and moving contact spare, these moving contact spares are connected on the button, with realize according to moving forward and backward of button with the contact of fixed contact part with separate, to connect and to throw off the fixed contact part, wherein: the dividing wall that enclosure interior is separated into two chambeies is formed in the housing, and the fixed contact part is to being arranged in two chambeies; And the on/off control device is connected on the moving contact spare, so that according to the moving forward and backward toward and away from fixed contact part motion moving contact spare of button, the on/off control device is finished separation in air.
By means of first feature, the pair of fixed contacts part is arranged in two chambeies of being separated by dividing wall in the housing, and separated from each other.Therefore, even water enters enclosure interior, dividing wall also can prevent the short circuit between the fixed contact, thereby improves the water proofing property of push-button switch.
The on/off control device is corresponding to projection in the utility model embodiment 16 and on/off control piece 32, and this will describe afterwards.
Except that first feature, according to second feature of the present utility model, two chambeies are upper and lower cavities of vertical arrangement, and the fixed contact part that fixed contact part centering is under the high potential is arranged in the epicoele.
Therefore by means of second feature, even when big water gaging enters in the housing, water also can enter epicoele hardly, and can prevent the short circuit that caused between the fixed contact part by water more reliably.In addition, fixed contact part in water-immersed epicoele almost is under the high potential, therefore and when even the fixed contact part when be in electronegative potential in cavity of resorption under immerses in the water with the bottom of switch retainer, also can prevent the fixed contact part in epicoele and the galvano-cautery of switch retainer, thereby help to improve electrocorrosion-resisting.
And, except that first or second feature,, build the on/off control device like this, thereby make moving contact spare before the limit of advancing of button, on constant stroke, wipe the surface of sliding fixed contact part according to the 3rd feature of the present utility model.
By means of the 3rd feature, the sliding effect of wiping guarantees the contact condition between fixed contact part and moving contact spare, prevents the contact inefficacy thus.
Hereinafter preferred embodiment will be described in detail according to accompanying drawing, above-mentioned and other purpose, feature and advantage will be understood by the explanation of preferred embodiment.
Description of drawings
Fig. 1 is the cutaway view that is equipped with according to the part around the handlebar of the motorcycle of a kind of push-button switch of the utility model first embodiment.
Fig. 2 is the exploded perspective view of push-button switch.
Fig. 3 amplifies vertical end view, and expression is in the push-button switch under the disconnected state.
Fig. 4 is and the corresponding view of Fig. 3 the connection starting point of expression push-button switch.
Fig. 5 is and the corresponding view of Fig. 3 the connection terminal point of expression push-button switch.
Fig. 6 is the cutaway view that obtains along the line 6-6 among Fig. 3.
Fig. 7 is the cutaway view that obtains along the line 7-7 among Fig. 6.
Fig. 8 is and the corresponding view of Fig. 7 the connection terminal point of expression push-button switch.
Fig. 9 is the cutaway view that obtains along the line 9-9 among Fig. 3.
Figure 10 is the cutaway view that obtains along the line 10-10 among Fig. 7.
Figure 11 is the vertical sectional view according to the push-button switch of the utility model second embodiment.
Figure 12 is the cutaway view that obtains along the line 12-12 among Figure 11.
Figure 13 is the cutaway view that obtains along the line 13-13 among Figure 11.
Figure 14 is vertical sectional view, expression be under the disconnected state, according to the push-button switch of the utility model the 3rd embodiment.
Figure 15 is the view relevant with Figure 14, and expression is in the same push-button switch under the logical state.
Embodiment
Preferred embodiment of the present utility model according to expression in the accompanying drawings will be described embodiment of the present utility model.
Will be explained in first embodiment of the present utility model of expression among Fig. 1 to 10 below.
In Fig. 1 and Fig. 2, a push-button switch S is fitted among the switch retainer D that is installed on the motorcycle rod handlebar H.Push-button switch S is specifically designed to horn switch in showing embodiment, activator switch etc.
Push-button switch S comprises: a housing 1; A pair of fixed contact part 2 and 2 up and down is fixed in the housing 1; A pair of moving contact spare 3 and 3 up and down, they are worked with fixed contact part 2 and 2; A button 4 is used for operate mobile contact part 3 and 3; And a biasing spring 5, be used for biases button 4 on direction of retreat, and housing 1 usefulness screw 14 is fixed on the switch retainer D.
As shown in Fig. 2 to Fig. 6, housing 1 is made of a perimeter wall 6 and a rear wall 7, perimeter wall 6 is made of a upper wall 6a, lower wall 6b and a left side and right side wall 6c and 6c, and rear wall 7 integrally is connected on the rear end of perimeter wall 6, and open the front of housing 1.Dividing wall 8 rises from an inner surface of rear wall 7, and is connected to each other with a left side and right sidewall 6c and 6c, and dividing wall 8 is integrally formed in the housing 1, the internal insulation of housing 1 is become an epicoele 10 and a cavity of resorption 11.In at least one bottom surface of epicoele 10, that is, a middle body 12a of top surface 12 who makes dividing wall 8 is than the high step of opposite side of top surface 12, thereby if water enters in the epicoele 10, water can not remain on the middle body 12a yet.Lower wall 6b is equipped with a discharge orifice 13, is used for discharging the water that enters in the cavity of resorption 11.
Be provided with the projection 16 and 16 of a spring retaining hole 15 and a pair of vertical arrangement in a leading section office of dividing wall 8, spring retaining hole 15 is opened in the front surface of dividing wall 8, and between projection 16 and 16.
Fixed contact part 2 and 2 by plate shape contact portion 2a and 2a, and terminal part 2b and 2b constitute, terminal part 2b and 2b are with the crank shape bending, on the outer end that is connected to contact portion 2a and 2a, and fixed contact part 2 and 2 is installed on the rear wall 7 of housing 1, thereby its coupling part 2a and 2a are superimposed upon respectively on the top surface and basal surface of dividing wall 8.In this case, the contact portion 2a of top fixed contact part 2 is superimposed upon on the middle body 12a than the top surface 12 high steps of dividing wall 8 in particular.Thereby water can not rest on the contact portion 2a on the middle body 12a.
As shown in Figure 9, by being bonded on catching in the recessed portion 21 on the inner surface of installing hole 20 in the installing hole 20 that contact portion 2a is press fit into rear wall 7 places that are arranged on housing 1 and the pawl 22 of catching at the place, opposite side edge of contact portion 2a, said fixing contact part 2 and 2 is installed on the housing 1.
In Fig. 2 to 8, it is corresponding square with the perimeter wall 6 of housing 1 that button 4 forms cross sections, and four guiding supporting leg 4a are formed on the rearward end office of button 4, and these four guiding supporting leg 4a give prominence to from four bights on the glide direction of button 4.A locator protrusions 4b saliently is arranged on the top surface of its rear end part, and has it and face on the block pawl 4c of outer claw portion and the left side and right lateral surface that 4c is formed on rear end part (seeing Fig. 7 and 8 particularly).
Thereby, guiding supporting leg 4a and 4a ... be coupled to slidably in four bights of housing 1.Locator protrusions 4b is bonded in the location notch 27, and preventing the mistake assembling of button 4, location notch 27 is formed in the inner surface of upper wall 6a of housing 1. Block pawl 4c and 4c are inserted in the region between the heart and the diaphragm hole 18 and 18, and the region between the heart and the diaphragm hole 18 and 18 is formed on the left side and right side wall 6c and 6c of housing 1.Its claw portion is slidably engaged in from the region between the heart and the diaphragm hole 18 and 18 towards the travel limits hole 19 and 19 that the outer surface of a left side and right side wall 6c and 6c is opened, thereby the inner front end of block pawl 4c and 4c adjacent rows degree drilling 19 and 19, the going-back position (see figure 7) of limit button 4 thus.
As clear expression in than 2 and 10, moving contact spare 3 and 3 is constructed by a kind of flat spring material monolithic ground.That is, form moving contact spare 3 and 3, extend back with upper and lower edge from a connecting plate 23.Arc-shaped contact part divides 3a and 3a to be formed on the respective rear ends place, and make its summit on direction away from each other facing to angular distortion part 3b and during 3b forms in the middle.Give moving contact spare 3 and 3 elasticity, with bias voltage on direction close to each other they.Simultaneously, a pair of prone installation sheet 23a and 23a are formed on a left side and the right side edge place of connecting plate 23.By installation sheet 23a and 23a being press fit in a pair of left side that forms at the place, rear surface of button 4 and right installing hole 24 and 24 and being bonded on each the catching in recessed portion 26 and 26 of inner surface of installing hole 24 at each the pawl 25 and 25 of catching at place, opposite side edge of installation sheet 23a, moving contact spare 3 and 3 is installed on the button 4.
Refer again to Fig. 3 to Fig. 6, moving contact spare 3 and 3 is contained in respectively in epicoele 10 and the cavity of resorption 11 in such a way, thereby moving contact spare 3 and 3 passes through from upper and lower pressure clamping dividing wall 8.
Thereby in the going-back position of button 4, the upper and lower projection 16 of dividing wall 8 and 16 engages with the fore-end of angular distortion part 3b and 3b, so that moving contact spare 3 separates with 2 with fixed contact part 2 with 3, thus push-button switch S is brought into disconnected state (see figure 3).When button 4 advances, projection 16 and 16 top side relative motions for angular distortion part 3b and 3b, and moving contact spare 3 is contacted with 2 pressure with fixed contact part 2 by its oneself elasticity with 3, thus push-button switch S is brought into logical state (seeing Fig. 4 and Fig. 5).In this case, the limit of advancing of button 4 is restricted (see figure 8) by connecting plate 23 in abutting connection with the front end of dividing wall 8.
Refer again to Fig. 1, the terminal part 2b of top fixed contact part 2 is connected on the positive pole of battery 28, and the terminal part 2b of lower contact part 2 is connected on the negative pole of battery 28 through an electrical load 29.
Secondly, the operation of first embodiment will be explained.
Under the disconnected state of push-button switch S, button 4 is remained in the going-back position by the biasing force of return spring 5.At this moment, in moving contact spare 3 and 3, engage with the upper and lower projection 16 and 16 of dividing wall 8, contact portion 3a is separated with 2 with fixed contact part 2 with 3a by the fore-end that makes angular distortion part 3b and 3b.Thereby, inoperation electrical load 29.
The fixed contact part is arranged in the epicoele 10 and cavity of resorption 11 of housing 1 by dividing wall 8 separations 2 and 2, even and therefore big water gaging enters in the housing 1, water also is difficult to enter in the epicoele 10, thereby prevents reliably by water in the short circuit that causes between the fixed contact part.Because moving contact spare 3 is separated with 2 with the contact part 2 that is relatively fixed with moving contact spare 3 and 3 with 3, so can sufficiently guarantee fixed contact part 2 and 2 and moving contact spare 3 and 3 between the air insulation distance, thereby improve the water proofing property of push-button switch S.
In addition, owing to can be connected on the positive pole of battery 28 by water-immersed top fixed contact part 2 hardly, even, can prevent that also galvano-cautery from entering among fixed contact part 2 and the switch retainer D so the bottom fixed contact part 2 that is connected on the negative pole of battery 28 is under water with the bottom of switch retainer D.
When button 4 when the state of Fig. 3 moves to the state of Fig. 4, promptly when the biasing force that overcomes return spring 5 is pushed forward, the upper and lower projection 16 of dividing wall 8 and 16 is for angular distortion part 3b and 3b relative motion, and moving contact spare 3 is contacted with 2 pressure with fixed contact part 2 by its oneself elasticity with 3, to be electrically connected fixed contact part 2 and 2, thus push-button switch S is brought into logical state.Be advanced further at button 4 and arrive among Fig. 5 in the limit of advancing under the state, moving contact spare 3 and 3 contact portion 3a and 3a slide on the surface of fixed contact part 2 and 2.Therefore, a kind of like this wipe sliding effect can guarantee fixed contact part 2 and 2 with moving contact spare 3 and 3 between the best contact, thereby can operate electrical load 29 reliably.Label L in Fig. 5 represents the wiping trip slide of moving contact spare 3 and 3.
Even when the biasing force by return spring 5 makes button 4 when the limit of advancing retreats, contact portion 3a and 3a also slide on the surface of fixed contact part 2 and 2, separate with 2 with fixed contact part 2 with 16 by the projection 16 of dividing wall 8 with 3 up to moving contact spare 3, and therefore also can obtain wiping sliding effect here.
Secondly, will be explained in second embodiment of the present utility model of expression among Figure 11 to 13.
One second dividing wall 8 that is used for epicoele 10 is isolated into a left chamber 10a and a right chamber 10b is formed in the housing 1.Form each of basal surface of left chamber 10a and right chamber 10b, having two platforms, they be on the side of second dividing wall 8 upper brace 30a and on a left side or the lower platform 30b at place, the side of right side wall 6c.Being installed to an a pair of left side on the rear wall 7 and the contact portion 2a and the 2a of right fixed contact part 2 and 2 is placed on upper brace 30a and the 30a.An a pair of left side and right moving contact spare 3 and 3 are inserted among left chamber 10a and the right chamber 10b, and the disconnection and a closed a pair of left side and the right projection 16 and 16 that are used for controlling moving contact spare 3 and 3 are formed on the top surface of the fore-end of dividing wall 8 among left chamber 10a and the right chamber 10b.
Other element in this structure is identical with in first implements those, and by in Figure 11 to 13 identical label and allocation of symbols to being omitted its explanation with those corresponding elements in first embodiment.
According to second embodiment, pair of fixed contacts part 2 and 2 is arranged among left chamber 10a and the right chamber 10b, and left chamber 10a and right chamber 10b form by the epicoele 10 of isolating housing 1 by a little dividing wall 31.Therefore, water is difficult to enter left chamber 10a and right chamber 10b.In addition, fixed contact part 2 and 2 is isolated by little dividing wall 31, thereby improves water proofing property and electrocorrosion-resisting.
At last, will be explained in the 3rd embodiment of the present utility model of expression in Figure 14 and 15.
The 3rd embodiment has the structure identical with second embodiment, difference is, fixed contact part 2 and 2 is arranged in the top of a left side and right moving contact spare 3 and 3, and is used for according to moving forward and backward of button 4 moving contact spare 3 being installed on the upper wall 6a of housing 1 with an on/off control piece 32 that separates with 2 contacts with fixed contact part 2 with 3.Figure 14 with 15 in those corresponding elements in a second embodiment by identical label and symbol indication, and omit and explain.
The utility model is not limited to the foregoing description, and can be to its various changes that design, and does not break away from theme of the present utility model.
Claims (3)
1. push-button switch, it comprises a housing (1), a pair of fixed contact part (2 that is placed in the housing, 2), one is coupled to the button (4) that can move forward and backward in the housing (1), and moving contact spare (3,3), these moving contact spares are connected on the button (4), to realize and fixed contact part (2 according to moving forward and backward of button (4), 2) contact with separate, to connect and to throw off fixed contact part (2,2)
It is characterized in that one is separated into two chambeies (10,11 to enclosure interior; 10a, dividing wall 10b) (8,31) are formed in the housing (1), and paired fixed contact part (2,2) is arranged in two chambeies (10,11; 10a, 10b) in; And
On/off control device (16,32) is connected on the moving contact spare (3,3), so that according to moving forward and backward of button (4) toward and away from the mobile moving contact spare of fixed contact part (2,2) (3,3), on/off control device (16,32) is finished separation in air.
2. push-button switch as claimed in claim 1 is characterized in that, two chambeies are upper and lower cavities (10 and 11) of vertical arrangement, and the fixed contact part that is under the high potential in the paired fixed contact part (2,2) is arranged in the epicoele (10).
3. push-button switch as claimed in claim 1 or 2 is characterized in that, builds on/off control device (16 like this, 32), thereby make moving contact spare (3,3) before the limit of advancing of button (4), go up the surface of wiping sliding fixed contact part (2,2) at constant stroke (L).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003305150A JP4244308B2 (en) | 2003-08-28 | 2003-08-28 | Push-button switch |
| JP305150/2003 | 2003-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2696097Y true CN2696097Y (en) | 2005-04-27 |
Family
ID=34408645
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410031880 Expired - Lifetime CN1271658C (en) | 2003-08-28 | 2004-03-31 | Button switch |
| CN 200420006457 Expired - Lifetime CN2696097Y (en) | 2003-08-28 | 2004-03-31 | Push-button switch |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410031880 Expired - Lifetime CN1271658C (en) | 2003-08-28 | 2004-03-31 | Button switch |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4244308B2 (en) |
| CN (2) | CN1271658C (en) |
| MY (1) | MY140656A (en) |
| TW (1) | TWI237284B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE527653C2 (en) * | 2004-05-05 | 2006-05-02 | Seco Tools Ab | Drill provided with support moldings |
| JP4457145B2 (en) * | 2007-12-14 | 2010-04-28 | アルプス電気株式会社 | Push switch |
| JP5495445B2 (en) | 2010-05-12 | 2014-05-21 | 矢崎総業株式会社 | Centerless pointer type display device |
| JP5763012B2 (en) * | 2012-06-08 | 2015-08-12 | リンナイ株式会社 | Detection device for cooking device |
| CN104835657B (en) * | 2014-11-27 | 2017-07-25 | 湖南吉利汽车部件有限公司 | A kind of contact switch structure |
| JP7046030B2 (en) | 2019-03-27 | 2022-04-01 | 本田技研工業株式会社 | Vehicle switch device |
| JP7293272B2 (en) * | 2021-03-10 | 2023-06-19 | 本田技研工業株式会社 | Switch and switch manufacturing method |
-
2003
- 2003-08-28 JP JP2003305150A patent/JP4244308B2/en not_active Expired - Lifetime
-
2004
- 2004-03-22 TW TW93107664A patent/TWI237284B/en active
- 2004-03-30 MY MYPI20041141 patent/MY140656A/en unknown
- 2004-03-31 CN CN 200410031880 patent/CN1271658C/en not_active Expired - Lifetime
- 2004-03-31 CN CN 200420006457 patent/CN2696097Y/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP4244308B2 (en) | 2009-03-25 |
| TWI237284B (en) | 2005-08-01 |
| CN1271658C (en) | 2006-08-23 |
| MY140656A (en) | 2010-01-15 |
| CN1591727A (en) | 2005-03-09 |
| JP2005078852A (en) | 2005-03-24 |
| TW200509167A (en) | 2005-03-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20040331 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |